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Phosphor based light source component and method of making
   
Document Number
US Patent 7210977
Issued Date
May 1, 2007
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Abstract
A method of making a light source includes the steps of forming a first optical component having a phosphor material in fixed relation to a first multilayer interference reflector, providing a second optical component having an LED capable of emitting light that excites the phosphor material, and positioning the first optical component to receive emitted light from the second optical component.
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Number of Claims:
18
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Published
May 1, 2007
Application Number
10/726,790
Filed
December 2, 2003
US Classification
445/24   257/100 257/98 313/110 313/112 313/512 359/359 438/34
Int'l Classification
H01K   1/30   (20060101)   H01L   33/00   (20060101)  
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Parent Case
CROSS-REFERENCE This application claims the benefit of U.S. Provisional Application Nos. 60/443,274, 60/443,232, and 60/443,235 all filed Jan. 27, 2003, and all incorporated by reference herein.
USPTO Field of Search
313/512  
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A semiconductor laser device is provided, which comprises a semiconductor laser element having a light emission surface, a reflective member having a reflective surface, and a light diffusing member provided between the light emission surface and the reflective surface. The light emission surface and the reflective surface face each other so that an external resonance cavity is provided therebetween. Scattered light is emitted from the light diffusing member.

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